by completing the game and finishing all the puzzles and mini games
If you have Windows 7 you have Plants vs. Zombies for Free
all you have to do is unlock all the puzzle mode levels in plants vs zombies
u win
stuff
you have to think it no way you can have plants vs zombies with a secret code you have to download it
i need help to get zombatar
get the unlock code
You don't
you have to hack it.
Buy the game..lolol
plants vs zombies
l,zm,cnkzx